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| SMD Type Surface Mount Fast Switching Diodes 1N4148WS SOD-323 +0.1 1.7-0.1 Diodes Unit: mm Fast Switching Speed For General Purpose Switching Applications High Conductance 0.475 0.375 +0.1 2.6-0.1 1.0max Absolute Maximum Ratings Ta = 25 Parameter Non-repetitive peak reverse voltage Peak repetitive reverse voltage Working peak reverse voltage DC blocking voltage RMS reverse voltage Average rectified output current Forward continuous current Non-repetitive peak forward surge current@ t = 1.0s @ t = 1.0 us Power dissipation * Typical thermal resistance, junction to ambient air* Operating and storage temperature range PD ReJA Tj,Tstg Symbol VRM VRRM VRWM VR VR(RMS) IO IFM IFSM 53 150 300 1.0 2.0 350 625 -65 to +150 mW K/W V mA mA A 75 V Rating 100 Unit V * Part mounted on FR-4 PC board with recommended pad layout, Electrical Characteristics Ta = 25 Parameter Reverse Breakdown Voltage Symbol V(BR)R IR = 1.0 A Testconditons Min 75 0.715 0.855 1.0 1.25 1.0 50 30 25 2.0 IR, RL = 100 U 4.0 nA pF ns A V Typ Max Unit V IF = 10mA Forwarad voltage VFM IF = 10mA IF = 50mA IF = 150mA VR = 75V Peak reverse current IRM VR = 75V, Tj = 150 VR = 25V, Tj = 150 VR = 20V Capacitance Reverse recovery time CT trr VR = 0, f = 1.0MHz IF = IR =10mA,Irr = 0.1 Marking Marking T4 +0.05 0.1-0.02 +0.1 1.3-0.1 Features +0.05 0.3-0.05 +0.05 0.85-0.05 www.kexin.com.cn 1 SMD Type 1N4148WS Typical Characteristics Diodes Fig.1 Power Derating Curve Fig.2 Forward Characteristics Fig. 3 Leakage Current vs Junction Temperature 2 www.kexin.com.cn |
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